Weather on April 21
Tulsa, OK
55 Years of Data
Avg High
73°F
Avg Low
49°F
Warmest
1987
77°F avg
Coldest
2021
45°F avg
About This Date
April 21st in Tulsa, OK typically brings pleasant spring weather, with average highs around 73°F and lows near 49°F. Over 55 years of records, the warmest April 21st was in 1987 (77°F average), while the coldest was 2021 (45°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 33% of April 21st dates historically, with the wettest April 21st recording 9.58" of rain. The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in Tulsa, OK? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 43° | 60° | — | — |
| 2024 | 66° | 41° | 54° | — | — |
| 2023 | 72° | 45° | 58° | — | — |
| 2022 | 82° | 58° | 70° | — | — |
| 2021coldest | 62° | 28° | 45° | — | — |
| 2020 | 82° | 48° | 65° | — | — |
| 2019 | 86° | 57° | 72° | — | — |
| 2018 | 58° | 48° | 53° | 2.67" | — |
| 2017 | 65° | 52° | 58° | 9.58" | — |
| 2016 | 75° | 51° | 63° | — | — |
| 2015 | 76° | 43° | 59° | 0.03" | — |
| 2014 | 74° | 57° | 65° | 2.36" | — |
| 2013 | 72° | 48° | 60° | — | — |
| 2012 | 72° | 40° | 56° | — | — |
| 2011 | 61° | 52° | 56° | 0.08" | — |
| 2010 | 74° | 53° | 63° | — | — |
| 2009 | 77° | 46° | 62° | — | — |
| 2008 | 82° | 65° | 73° | — | — |
| 2007 | 82° | 54° | 68° | — | — |
| 2006 | 83° | 52° | 67° | — | — |
| 2005 | 84° | 49° | 66° | — | — |
| 2004 | 82° | 53° | 68° | 3.45" | — |
| 2003 | 74° | 41° | 57° | — | — |
| 2002 | 72° | 50° | 61° | 0.08" | — |
| 2001 | 74° | 66° | 70° | — | — |
| 2000 | 70° | 42° | 56° | — | — |
| 1999 | 79° | 58° | 68° | 0.91" | — |
| 1998 | 72° | 35° | 53° | — | — |
| 1997 | 85° | 52° | 68° | — | — |
| 1996 | 74° | 46° | 60° | — | — |
| 1995 | 72° | 47° | 59° | — | — |
| 1994 | 85° | 52° | 68° | — | — |
| 1993 | 64° | 36° | 50° | — | — |
| 1992 | 54° | 40° | 47° | 0.33" | — |
| 1991 | 64° | 46° | 55° | — | — |
| 1990 | 74° | 54° | 64° | 2.84" | — |
| 1989 | 70° | 41° | 55° | — | — |
| 1988 | 82° | 49° | 65° | — | — |
| 1987warmest | 92° | 63° | 77° | 0.08" | — |
| 1986 | 64° | 44° | 54° | — | — |
| 1985 | 82° | 68° | 75° | — | — |
| 1984 | 63° | 51° | 57° | 0.08" | — |
| 1983 | 54° | 53° | 53° | 0.84" | — |
| 1982 | 71° | 35° | 53° | — | — |
| 1981 | 67° | 56° | 61° | — | — |
| 1980 | — | 51° | — | — | — |
| 1979 | 70° | 56° | 63° | — | — |
| 1978 | 60° | 35° | 48° | — | — |
| 1977 | 68° | 58° | 63° | 1.73" | — |
| 1976 | 68° | 48° | 58° | 1.73" | — |
| 1975 | 78° | 43° | 60° | — | — |
| 1974 | 82° | 62° | 72° | — | — |
| 1973 | 84° | 60° | 72° | 0.38" | — |
| 1972 | 62° | 46° | 54° | 1.65" | — |
| 1971 | 69° | 51° | 60° | 0.25" | — |
55 years of data from BIXBY